Electrical Power Distribution Thermal Magnetic Circuit Breaker 63A
| Place of Origin: | Zhejiang |
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Company Profile
| Location: | Hangzhou, Zhejiang, China (Mainland) |
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| Business Type: | Manufacturer |
| Main Products: | Rotary Isolator Switch, AC Contactor, Industrial Plugs |
Product Detail
| Model No.: | UKM30-100 |
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Product Description
Electrical Power Distribution Thermal Magnetic Circuit Breaker 63A
The UKM30 series molded case circuit breaker is high-tech products in 21st century with advanced design, high performance, pleasant apprearance and delicate dimension.
Description:
UKM30 series molded case cicuit breaker is suitable for circuit AC 50Hz/60Hz, rated voltage up to AC660V, Rated operating current up to 250A. It features normal structure reliable performance, high breaking capacity, used for power distribution and protecting the circuit and electrical equipment
against overload and short circuit. It complies with standard of IEC 60947-2.
Specifications:
| Type | UKM30-63S | UKM30-100S | UKM30-250S | |||
| Rated current In(A) | 10,16,20,32,40,50,63 | 16,25,32,40,50, 63,75,100 | 100,125,150,175,200,225,250 | |||
| Number of poles | 3 | 3 | 4 | 3 | 4 | |
| Rated voltage Ui(V) | AC690V | AC690V | AC690V | |||
| Arc distance (mm) | ≤50 | ≤50 | ≤50 | |||
| Rated ultimate short-circuit breaking capitily Icu/Ics(KA) | AC690V | - | 5/3 | 5/3 | ||
| AC400V | 10/5 | 50/35 | 50/35 | |||
| AC230V | 25/13 | 100/50 | 100/50 | |||
| Operational performance (times) | ON | 6000 | 6000 | 2000 | ||
| OFF | 8500 | 8500 | 7000 | |||
| Dimensions (mm) | a | 75 | 90 | 120 | 105 | 140 |
| b | 130 | 155 | 165 | |||
| c | 68 | 68 | 68 | |||
| Weight(kg) | 0.75 | 1.1 | 1.4 | 1.5 | 1.9 | |
| Rated operation frequency | 120 | 120 | 120 | |||
Inverse time lag characteristic of circuit breaker for distribution:
|
Name of test current |
Times of rated current |
(h)Conventional time |
Intial state |
||
|
Inm≤40 |
40<In≤250 |
In>250 |
|||
|
Conventional non-tripping current |
1.05 |
≥1h |
≥2h |
≥2h |
Cold |
|
Conventional tripping current |
1.3 |
<1h |
<2h |
<2h |
Thermal |
|
Returnable time |
3 |
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